2209452000 has 384 divisors, whose sum is σ = 8566871040. Its totient is φ = 487065600.

The previous prime is 2209451989. The next prime is 2209452023. The reversal of 2209452000 is 2549022.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2435547 + ... + 2436453.

It is an arithmetic number, because the mean of its divisors is an integer number (22309560).

Almost surely, 2^2209452000 is an apocalyptic number.

2209452000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2209452000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4283435520).

2209452000 is an abundant number, since it is smaller than the sum of its proper divisors (6357419040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2209452000 is a wasteful number, since it uses less digits than its factorization.

2209452000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971 (or 953 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2209452000 is about 47004.8082646871. The cubic root of 2209452000 is about 1302.4513903239.

The spelling of 2209452000 in words is "two billion, two hundred nine million, four hundred fifty-two thousand".